SUNDOWN AUDIO SA-15 D2 CLASSIC 15" 750W RMS DUAL 2-OHM SUBWOOFER BASS SPEAKER

Description: Brand New!SA-15 D2 Classic - Sundown Audio 15" 750W Dual 2-Ohm SA Series Subwoofer Retail Price: $499.99 Features & Specifications: Features and Specifications: The SA series was designed to be an excellent sounding subwoofer that is equally at home sealed or ported. We feel that the SA series is one of the best woofers available in it's price category and will satisfy the needs of a wide variety of users ranging from bass-heads to audiophiles! The SA series is also gaining popularity in SPL competitions due to their excellent voice coil cooling and rugged, durable constructions with several customers achieving output well over 150 dB! RE (ohms): 4.61FS (Hz): 34.88Vas (L): 54.69Qes: 0.72Qms: 6.52Qts: 0.65Le (mH): 3.39BL (NA): 21.76Mms (Grams): 338Cms (uM/N): 61.42Sens (1w/1m): 86.81Cutout Diameter: 14 1/8"Mounting Depth: 7 1/2"Overall Diameter w/ Gasket: 15 5/8"Displacement: 0.17ft^3RMS: 750 Watts19.0mm X‐Max by 70% BL method one‐way (38.0mm peak to peak)Thick black anodized aluminum voice coil formers for maximum strength and heat dissipation4‐layer copper high temperature voice coil windings with 45mm winding lengthDouble layer permanently bonded high strength Nomex spider pack for maximum longevity and durabilityThick flat tinsel lead wires tied down to the spider to prevent lead noise and breakageCustom tooled triple joint support ringCustom tooled frame spacer / ventilation ringHigh efficiency air‐flow management integrated into the motor for maximum voice coil coolingDual Aluminum Faraday rings for reduced inductance and inductive distortion (pole cap and magnet ID)Two‐Year Warranty against defects in materials and workmanship Box Recommendations: Recommended Box Specs (Sealed): 2.5ft^3 (Yields F3 of 41Hz)Recommended Box Specs (Ported): 3.5ft^3 (Tune to 35Hz, Yields F3 of 28Hz)Specifications are measured after about 5 minutes of break-in timeYou will see the CMS loosen up another 33% after some serious play time, which will both reduce the FS and Qts figures of the driversSome Re variance is shown based on coil temperature from break-in periodD2 is closer to 4.0 in series and D4 7.0 in series at room temperatureThis does not affect box calculations.Box specifications are suggestions – other volumes and tunings can be used based on the needs of your applicationThe SA series woofers are compatible with most quality pre-fabricated enclosures as wellThey also lend themselves favorably to fourth order band-pass enclosures DC Resistance (Re) Ω 7.75 Resonance Frequency (Fs) Hz 36.95 Equivalent Volume (Vas) L 52.35 Electrical Q Factor (Qes) 0.85 Mechanical Q Factor (Qms) 6.63 Total Q Factor (Qts) 0.75 Voice Coil Inductance (Le) mH 4.98 Force Factor (BL) NA 25.87 Moving Mass (incl. Air Load) (Mms) g 315 Suspension Compliance (Cms) mm/N 58.8 Sensitivity 1w / 1m 86.68 dB Sealed Enclosure Suggestion cu. ft. 2.5 Ported Enclosure Suggestion cu. ft. 3 - 4 @ 35Hz Displacement cu. ft. 0.17 Depth in 7.5 Outside Diameter in 15.625 Cutoutin14.125 International Shipping: Free shipping DOES NOT APPLY to Puerto Rico, Hawaii, Guam, Alaska or any country outside of the United States.Please message us for shipping quotes. Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding/buying. These charges are normally collected by the delivering freight (shipping) company or when you pick the item up – do not confuse them for additional shipping charges. Warranty: In order to maintain an inventory of 100%, Brand New, A-Stock, untouched products, all sales are final. We ask that you please be sure you are ordering the correct product. Protect Your Product With a Consumer Priority Service Warranty

Price: 279.99 USD

Location: Los Angeles, California

End Time: 2024-08-16T23:51:46.000Z

Shipping Cost: 0 USD